James Killeen Books

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Plankton, the evil owner of a restaurant across the street from the restaurant where SpongeBob works, is jealous that the Krusty Krab restaurant has so much business. He convinces Mr. Krabs to send...

The Dyno Dinosaur Family Presents

By Tatiana Minina, James Killeen, Sharida McKenzie

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Dyno Dinosaur Family Christmas Adventures

By Tatiana Minina, James Killeen, Sharida McKenzie

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Bibliography of Irish Geography 1897 1991

By James E. Killen, James Killeen, William J. Smyth

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Spongebob Squarepants Little Golden Book Favorites

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By James Killeen

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Nickelodeon Tales

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.